Tuesday, March 30, 2010
Tuesday, March 23, 2010
Culture Hotline Issue 1
Damage to a tree from winter storms. Photo found at: http://www.na.fs.fed.us/ra/annualreport/fy06/images/pic07.jpg
Disease Hotline Issue 1
Artillery fungus
Artillery fungus on siding.
Limbs pruned off due to winter damage.
Insect Hotline Issue 1
Witch hazel gall aphid on river birch. This aphid occurs later in the spring. Photo by: B. A. Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Witch hazel gall aphid on river birch. Photo by: B. A. Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Woolly beech aphids are active later in the spring. Photo provided by: B. A. Kunkel, Ornamentals IPM Extension Specialist, University of Delaware
Winged adult green peach aphid. Photo provided by: Scott Bauer, USDA Agricultural Research Service, Bugwood.org
Green peach aphid adult giving live birth. Photo provided by: Jim Baker, North Carolina State University, Bugwood.org
Green peach aphids (adults, winged adults, immatures). Photo provided by: Whitney Cranshaw, Colorado State University, Bugwood.org
